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Topic

Healthcare Data Breaches

Incidents in which patient records or other sensitive data are stolen from hospitals, clinics, or the software vendors that serve them.

Current stories

leadershipOne report1 publisher

iRhythm began notifying patients 116 days after detecting access to third-party-hosted applications

iRhythm says unauthorized individuals downloaded PHI from third-party-hosted business applications between June 3 and June 8, 2026. Patient notices began October 2, 116 days after detection. The company did not disclose how many people are affected.

Publishers:irhythmtech.com

Reality

Evidence40
Adoption
Not scored
Hype gap
Not scored
Incentives70
Confidence55
securityConfirmed3 publishers

Nearly 20 million people hit by Oracle Health's legacy Cerner breach, Texas report says

Texas's attorney general puts the breach of Oracle Health's legacy Cerner systems at nearly 20 million people, according to Bloomberg. Oracle has not confirmed the figure, far above the counts in earlier state filings and patient notices.

Publishers:gizmodo.com news.bloombergtax.com securityweek.com

Perspective Coverage

3 publishers
Builder
Builder 22%
Operator
Operator 47%
Investor
Investor 31%

Reality

Evidence58
Adoption
Not scored
Hype gap+12
Incentives
Not scored
Confidence60
securityOne report1 publisher

Clover Health and hospice back-office vendor AngMar report breaches affecting 264,873 people

Clover Health and AngMar Management Services have reported breaches affecting a combined 264,873 people to HHS. Clover's began with social engineering of staff accounts, while AngMar's took patient records it held for home health and hospice providers.

Publishers:securityweek.com

Reality

Evidence60
Adoption
Not scored
Hype gap0
Incentives
Not scored
Confidence58
securityOne report1 publisher

Poland's MyDr attacker breached a second clinic-software vendor, Zaufana Trzecia Strona reports

Fingerprint, who took data on over 18 million Poles from MyDr, stole Qbusoft's Medyc.pl patient database by SQL injection, Zaufana Trzecia Strona reports. Qbusoft is the second Polish medical-practice software vendor the actor has breached, and one Inowrocław clinic has had patient data taken in both leaks.

Publishers:zaufanatrzeciastrona.pl

Reality

Evidence50
Adoption30
Hype gap+5
Incentives
Not scored
Confidence55
securityConfirmed3 publishers

SQL injection in Qbusoft's Medyc software exposed Polish patients' PESEL numbers

Qbusoft confirmed an attacker stole patient data from its Medyc clinic software through an SQL injection flaw that went unnoticed for about 17 days. It is the second Polish clinic-software supplier to lose ID numbers in weeks, after MyDr lost data on nearly 19 million people in August.

Perspective Coverage

3 publishers
Builder
Builder 28%
Operator
Operator 54%
Investor
Investor 18%

Reality

Evidence68
Adoption
Not scored
Hype gap+5
Incentives55
Confidence72
securityConfirmed2 publishers

DC Medicaid agency's public reports carried hidden records on 399,086 people behind enrollment counts

DC's Department of Health Care Finance says two public summary reports exposed underlying records on 399,086 people. The data sat behind pages built to show enrollment counts and was reachable from 2023 until July 2026, when the agency found and pulled the reports.

Perspective Coverage

3 publishers
Builder
Builder 15%
Operator
Operator 78%
Investor
Investor 7%

Reality

Evidence62
Adoption
Not scored
Hype gap+10
Incentives55
Confidence70
securityOne report1 publisher

Attackers reached Astrana Health's servers by spoofing its own main phone number

Astrana Health's SEC filing describes impersonation of its own staff and a spoofed corporate number as the way onto its servers, and says private and confidential data was exfiltrated. No group has claimed it.

Publishers:securityweek.com

Reality

Evidence58
Adoption
Not scored
Hype gap+8
Incentives62
Confidence52
securityOne report1 publisher

A June 15 intrusion at Baylor Genetics reached 2,810,878 patients and employees

The lab says operations continued and no misuse is confirmed. No actor has claimed the theft, so the company's own inventory is the only description of what left the building, and the employee half of it is the reusable kind.

Publishers:scworld.com

Reality

Evidence45
Adoption50
Hype gap−10
Incentives65
Confidence50